1   /**
2    * Copyright (c) 2000-2009 Liferay, Inc. All rights reserved.
3    *
4    *
5    *
6    *
7    * The contents of this file are subject to the terms of the Liferay Enterprise
8    * Subscription License ("License"). You may not use this file except in
9    * compliance with the License. You can obtain a copy of the License by
10   * contacting Liferay, Inc. See the License for the specific language governing
11   * permissions and limitations under the License, including but not limited to
12   * distribution rights of the Software.
13   *
14   * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
15   * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
16   * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
17   * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
18   * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
19   * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
20   * SOFTWARE.
21   */
22  
23  package com.liferay.portlet.shopping.util.comparator;
24  
25  import com.liferay.portal.kernel.util.OrderByComparator;
26  import com.liferay.portlet.shopping.model.ShoppingItem;
27  
28  /**
29   * <a href="ItemNameComparator.java.html"><b><i>View Source</i></b></a>
30   *
31   * @author Brian Wing Shun Chan
32   */
33  public class ItemNameComparator extends OrderByComparator {
34  
35      public static String ORDER_BY_ASC = "categoryId ASC, name ASC";
36  
37      public static String ORDER_BY_DESC = "categoryId DESC, name DESC";
38  
39      public static String[] ORDER_BY_FIELDS = {"categoryId", "name"};
40  
41      public ItemNameComparator() {
42          this(false);
43      }
44  
45      public ItemNameComparator(boolean asc) {
46          _asc = asc;
47      }
48  
49      public int compare(Object obj1, Object obj2) {
50          ShoppingItem item1 = (ShoppingItem)obj1;
51          ShoppingItem item2 = (ShoppingItem)obj2;
52  
53          Long categoryId1 = new Long(item1.getCategoryId());
54          Long categoryId2 = new Long(item2.getCategoryId());
55  
56          int value = categoryId1.compareTo(categoryId2);
57  
58          if (value == 0) {
59              value = item1.getName().toLowerCase().compareTo(
60                  item2.getName().toLowerCase());
61          }
62  
63          if (_asc) {
64              return value;
65          }
66          else {
67              return -value;
68          }
69      }
70  
71      public String getOrderBy() {
72          if (_asc) {
73              return ORDER_BY_ASC;
74          }
75          else {
76              return ORDER_BY_DESC;
77          }
78      }
79  
80      public String[] getOrderByFields() {
81          return ORDER_BY_FIELDS;
82      }
83  
84      public boolean isAscending() {
85          return _asc;
86      }
87  
88      private boolean _asc;
89  
90  }